TESTAMERICA LABORATORIES, INC., A DELAWARE CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 789
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 6200
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 148
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 113
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193
 
  
 
H02N ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR130

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7216725 Soil sampling system and method that allow headspace screening at spaced intervals without disturbing soil sampleJan 24, 05May 15, 07[E21B]
7172036 Soil sample containment device and methodJun 06, 03Feb 06, 07[E21B]
6508310 Bladder-type sampling pump controllerSep 13, 00Jan 21, 03[F04F, F21B]
6472203 Combination air sampling cassette and nutrient media dishNov 01, 00Oct 29, 02[C12M]
6456201 Method and apparatus for measuring groundwater levelsSep 13, 00Sep 24, 02[G08B]
6415659 Method for analyzing purge waterSep 13, 00Jul 09, 02[G01N, E21B]
5937953 Soil sampling tool with unique vent-and-seal features and related methodJul 22, 97Aug 17, 99[G01N, F21B]
5706904 Soil sampling tool with volume-indicating featureJul 24, 96Jan 13, 98[E21B]
5522271 Tool and method for soil samplingJul 21, 95Jun 04, 96[G01N]
5517868 Method for obtaining a soil sampleMay 26, 95May 21, 96[G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7347255 Device for detecting water in product-only pump flow streamExpiredMar 28, 05Mar 25, 08[E21B]
2006/0018,776 Piston pumpAbandonedOct 11, 05Jan 26, 06[F04B]
6095759 Submersible pump having float actuated valveExpiredJun 04, 99Aug 01, 00[F04F]
6045336 Pump and valve for leachate extraction of heavier than water fluidsExpiredApr 28, 98Apr 04, 00[F16K, E03B, F04F]
6039546 Float operated pneumatic pump to separate hydrocarbon from waterExpiredSep 29, 97Mar 21, 00[F04B, F04F]
6027314 Pneumatically powered submersible fluids pump with casing activatorExpiredJun 06, 95Feb 22, 00[F04F]
5971715 Pneumatic pump having radial ball check valve arrayExpiredApr 25, 97Oct 26, 99[F04F]
5944490 Pneumatically operated submersible pump with float controlExpiredNov 12, 96Aug 31, 99[F04F]
5794656 Ball check valve with offset open ball movementExpiredApr 17, 96Aug 18, 98[F16K]
5704772 Controller less resilient bladder pump for reduced diameter casing with long cycleExpiredNov 08, 95Jan 06, 98[F04B]
5549157 Electronic counter with pump-mounted sensor for cycle indicationExpiredOct 24, 94Aug 27, 96[F04B, E21B]
5487647 Pneumatically powered submersible fluids pump with casing activator and biasing meansExpiredMar 23, 95Jan 30, 96[F04F]
5474685 Apparatus and method for detecting and recovering immiscible liquids of different densitiesExpiredFeb 14, 94Dec 12, 95[E21B, B01D]
5470206 Pneumatically powered submersible fluids pump with casing activatorExpiredOct 19, 94Nov 28, 95[F04F]
5146998 Apparatus and method for underground samplingExpiredMay 11, 90Sep 15, 92[E21B]
5147184 Floating layer recovery apparatusExpiredMay 14, 90Sep 15, 92[F04B]
5141404 Pump apparatusExpiredJun 25, 90Aug 25, 92[F04F]
5004405 Pneumatically powered submersible fluids pump with integrated controlsExpiredAug 02, 89Apr 02, 91[F04F]
4998585 Floating layer recovery apparatusExpiredNov 14, 89Mar 12, 91[E21B, B01D]
4761225 Apparatus for controlling the removal of liquid hydrocarbons from groundwaterExpiredAug 18, 86Aug 02, 88[F04F, E21B, B01D]

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